Date: Mon, 16 Apr 2001 13:03:06 -0700 From: Mike Smith <msmith@freebsd.org> To: nate@yogotech.com (Nate Williams) Cc: parv <parv_@yahoo.com>, f-mobile <freebsd-mobile@FreeBSD.ORG> Subject: Re: observation: clock slows down when battery power gets low Message-ID: <200104162003.f3GK36513708@mass.dis.org> In-Reply-To: Your message of "Mon, 16 Apr 2001 13:56:24 MDT." <15067.20072.287919.138424@nomad.yogotech.com>
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> > just an observation... on dell i5000e, clock slowed down
> > by about an hour and 10 minutes. didn't see anything else
> > happening. i instinctively pressed the "power" button
> > when "power" led was not shining. nothing bad happened (of
> > course, apm is disabled.).
>
> I think apm must be enabled for it to recognize the 'slowing' clock and
> deal with things correctly.
>
> Either that or completely disable power-savings...
No, just don't use the TSC. The BIOS is winding the CPU clock back to
reduce power consumption, but the TSC code has no way of knowing that
this is going on.
Again - do not use the TSC. Got it yet? 8)
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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